343854080

素因数分解:

$2^{10}\times 5^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1$

素因数の和:545

約数の個数: 88

約数和(自身を含む): 831245760

約数和(自身を除く): 487391680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 239, 256, 281, 320, 478, 512, 562, 640, 956, 1024, 1124, 1195, 1280, 1405, 1912, 2248, 2390, 2560, 2810, 3824, 4496, 4780, 5120, 5620, 7648, 8992, 9560, 11240, 15296, 17984, 19120, 22480, 30592, 35968, 38240, 44960, 61184, 67159, 71936, 76480, 89920, 122368, 134318, 143872, 152960, 179840, 244736, 268636, 287744, 305920, 335795, 359680, 537272, 611840, 671590, 719360, 1074544, 1223680, 1343180, 1438720, 2149088, 2686360, 4298176, 5372720, 8596352, 10745440, 17192704, 21490880, 34385408, 42981760, 68770816, 85963520, 171927040, 343854080]

約数ペア:

[(1, 343854080), (2, 171927040), (4, 85963520), (5, 68770816), (8, 42981760), (10, 34385408), (16, 21490880), (20, 17192704), (32, 10745440), (40, 8596352), (64, 5372720), (80, 4298176), (128, 2686360), (160, 2149088), (239, 1438720), (256, 1343180), (281, 1223680), (320, 1074544), (478, 719360), (512, 671590), (562, 611840), (640, 537272), (956, 359680), (1024, 335795), (1124, 305920), (1195, 287744), (1280, 268636), (1405, 244736), (1912, 179840), (2248, 152960), (2390, 143872), (2560, 134318), (2810, 122368), (3824, 89920), (4496, 76480), (4780, 71936), (5120, 67159), (5620, 61184), (7648, 44960), (8992, 38240), (9560, 35968), (11240, 30592), (15296, 22480), (17984, 19120)]